Intervention design involves developing and implementing strategies to address specific problems or challenges within a particular population or community. This research area focuses on creating effective interventions that can bring about positive changes in behavior, attitudes, or outcomes. Intervention design typically involves a systematic process of identifying the problem, conducting research to understand root causes and potential solutions, designing and testing interventions, and evaluating their effectiveness. Researchers in this area often collaborate with stakeholders and community members to ensure that interventions are culturally appropriate and sustainable. The goal of intervention design is to improve the well-being and quality of life for individuals and communities through evidence-based practices.